Style de citation APA

Kunz, R. M. (1971). The challenge of life. Switzerland: Basel and Stutgart.

Style de citation Chicago

Kunz, Robert M. The Challenge of Life. Switzerland: Basel and Stutgart, 1971.

Style de citation MLA

Kunz, Robert M. The Challenge of Life. Switzerland: Basel and Stutgart, 1971.

Attention : ces citations peuvent ne pas être correctes à 100%.